1991 Grand Prix of Canada
2 June - Montréal: 305.670km (4.430km x 69 laps)
Pole Position: Riccardo Patrese, Williams-Renault FW14, 1:19.837
Results
1. Nelson Piquet Benetton-Ford B191 1:38:51.490 (185.520 km/h)
2. Stefano Modena Tyrrell-Honda 020 - 31.832
3. Riccardo Patrese Williams-Renault FW14 - 42.217
4. Andrea de Cesaris Jordan-Ford 191 - 1:20.210
5. Bertrand Gachot Jordan-Ford 191 - 1:22.351
6. Nigel Mansell Williams-Renault FW14 - 1 lap (Gearbox/Engine)
7. Pierluigi Martini Minardi-Ferrari M191 - 1 lap
8. Erik Comas Ligier-Lamborghini JS35 - 1 lap
9. Emanuele Pirro Dallara-Judd 191 - 1 lap
10. Satoru Nakajima Tyrrell-Honda 020 - 2 laps
Fastest lap: Nigel Mansell, 1:22.385 (193.579 km/h on lap 65)
Retirements
Mauricio Gugelmin Leyton House-Ilmor CG911 - 8 laps (Engine)
J.J. Lehto Dallara-Judd 191 - 19 laps (Engine)
Stefan Johansson Footwork-Porsche FA12 - 21 laps (Gearbox)
Ivan Capelli Leyton House-Ilmor CG911 - 27 laps (Engine)
Jean Alesi Ferrari 642 - 35 laps (Engine)
Eric Bernard Lola-Ford L91 - 40 laps (Transmission)
Alain Prost Ferrari 642 - 42 laps (Gearbox)
Thierry Boutsen Ligier-Lamborghini JS35 - 42 laps (Engine)
Ayrton Senna McLaren-Honda MP4/6 - 44 laps (Alternator)
Mika Häkkinen Lotus-Judd 102B - 48 laps (Spun)
Martin Brundle Brabham-Yamaha BT60Y - 48 laps (Engine)
Gianni Morbidelli Minardi-Ferrari M191 - 49 laps (Spun)
Roberto Moreno Benetton-Ford B191 - 59 laps (Spun/Suspension)
Gerhard Berger McLaren-Honda MP4/6 - 65 laps (Injection)
Aguri Suzuki Lola-Ford L91 - 66 laps (Fuel leak/Fire)
Michele Alboreto Footwork-Porsche FA12 - 67 laps (Throttle jammed)
Did Not Qualify
Fabrizio Barbazza AGS-Ford JH25
Gabriele Tarquini AGS-Ford JH25
Mark Blundell Brabham-Yamaha BT60Y
Johnny Herbert Lotus-Judd 102B
Did Not Pre-qualify
Olivier Grouillard Fomet-Ford F1
Nicola Larini Lamborghini 291
Eric van de Poele Lamborghini 291
Pedro Chaves Coloni-Ford C4
Race leaders:
Nigel Mansell 1-68 (68 laps = 301.240 km)
Nelson Piquet 69 (1 lap = 4.430 km)
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Starting Grid
1. Riccardo Patrese Williams-Renault FW14 1:19.837 (199.757 km/h)
2. Nigel Mansell Williams-Renault FW14 - 0.388
3. Ayrton Senna McLaren-Honda MP4/6 - 0.481
4. Alain Prost Ferrari 642 - 0.819
5. Roberto Moreno Benetton-Ford B191 - 0.849
6. Gerhard Berger McLaren-Honda MP4/6 - 1.079
7. Jean Alesi Ferrari 642 - 1.390
8. Nelson Piquet Benetton-Ford B191 - 1.404
9. Stefano Modena Tyrrell-Honda 020 - 1.461
10. Emanuele Pirro Dallara-Judd 191 - 2.027
11. Andrea de Cesaris Jordan-Ford 191 - 2.317
12. Satoru Nakajima Tyrrell-Honda 020 - 2.425
13. Ivan Capelli Leyton House-Ilmor CG911 - 2.606
14. Bertrand Gachot Jordan-Ford 191 - 2.759
15. Gianni Morbidelli Minardi-Ferrari M191 - 3.156
16. Thierry Boutsen Ligier-Lamborghini JS35 - 3.203
17. J.J. Lehto Dallara-Judd 191 - 3.203
18. Pierluigi Martini Minardi-Ferrari M191 - 3.288
19. Eric Bernard Lola-Ford L91 - 3.423
20. Martin Brundle Brabham-Yamaha BT60Y - 3.679
21. Michele Alboreto Footwork-Porsche FA12 - 3.692
22. Aguri Suzuki Lola-Ford L91 - 3.748
23. Mauricio Gugelmin Leyton House-Ilmor CG911 - 3.813
24. Mika Häkkinen Lotus-Judd 102B - 4.086
25. Stefan Johansson Footwork-Porsche FA12 - 4.596
26. Erik Comas Ligier-Lamborghini JS35 - 4.623
Did Not Qualify
27. Fabrizio Barbazza AGS-Ford JH25 - 4.654
28. Gabriele Tarquini AGS-Ford JH25 - 4.816
29. Mark Blundell Brabham-Yamaha BT60Y - 4.824
30. Johnny Herbert Lotus-Judd 102B - 4.895
Did Not Pre-qualify
31. Olivier Grouillard Fomet-Ford F1 - 4.958
32. Nicola Larini Lamborghini 291 - 5.899
33. Eric van de Poele Lamborghini 291 - 7.063
34. Pedro Chaves Coloni-Ford C4 - 14.638